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Cheap flights from San Francisco to London from $299

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to London departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Scandinavian Airlines Logo
7:40 pm - 9:35 pmSFO-LHR
17h 55m2 stops
Scandinavian Airlines Logo
6:40 am - 2:35 pmLHR-SFO
15h 55m1 stop
$516Scandinavian Airlines
Find Deal
mar., oct. 21 - jue., nov. 6
Scandinavian Airlines Logo
6:00 pm - 6:50 pmSFO-LHR
17h 50m2 stops
Scandinavian Airlines Logo
6:40 am - 2:35 pmLHR-SFO
15h 55m1 stop
$517Scandinavian Airlines
Find Deal
mié., oct. 29 - lun., nov. 24
Scandinavian Airlines Logo
7:40 pm - 9:35 pmSFO-LHR
17h 55m2 stops
Scandinavian Airlines Logo
6:40 am - 4:10 pmLHR-SFO
16h 30m1 stop
$518Scandinavian Airlines
Find Deal
mar., oct. 14 - mar., oct. 28
American Airlines Logo
10:22 am - 8:10 amSFO-LGW
13h 48m1 stop
American Airlines Logo
3:05 pm - 11:28 pmLGW-SFO
16h 23m1 stop
$610American Airlines
Find Deal
mar., sep. 30 - mié., oct. 8
American Airlines Logo
6:00 am - 8:10 amSFO-LGW
18h 10m2 stops
American Airlines Logo
3:05 pm - 7:53 amLGW-SFO
24h 48m2 stops
$614American Airlines
Find Deal
mié., oct. 8 - mié., oct. 22
Lufthansa Logo
2:40 pm - 6:35 pmSFO-LCY
19h 55m1 stop
Lufthansa Logo
7:10 pm - 12:40 pmLCY-SFO
25h 30m1 stop
$684Lufthansa
Find Deal
mar., sep. 23 - lun., oct. 6
Lufthansa Logo
2:40 pm - 4:25 pmSFO-LCY
17h 45m1 stop
Lufthansa Logo
8:45 am - 11:59 pmLCY-SFO
23h 14m2 stops
$692Lufthansa
Find Deal
lun., sep. 29 - jue., oct. 16
Delta Logo
1:45 pm - 4:40 pmSFO-LCY
18h 55m1 stop
Delta Logo
10:00 am - 11:45 amLCY-SFO
33h 45m1 stop
$713Delta
Find Deal
mar., sep. 2 - mar., sep. 16
Virgin Atlantic Logo
1:45 pm - 7:40 pmSFO-LCY
21h 55m1 stop
Virgin Atlantic Logo
8:10 pm - 11:45 amLCY-SFO
23h 35m1 stop
$714Virgin Atlantic
Find Deal
mar., sep. 2 - mar., sep. 16
Virgin Atlantic Logo
7:05 am - 8:50 amSFO-LCY
17h 45m2 stops
Virgin Atlantic Logo
5:50 pm - 11:45 amLCY-SFO
25h 55m1 stop
$718Virgin Atlantic
Find Deal
mié., oct. 1 - mié., oct. 8

Scandinavian Airlines flights from San Francisco to Cambridge

Our best Scandinavian Airlines deals on San Francisco to Cambridge flight tickets
Scandinavian Airlines
Oct 21
SFO7:40 pmSan Francisco
17h 55m
2 stops
LHR9:35 pmLondon Heathrow
Nov 6
LHR6:40 amLondon Heathrow
15h 55m
1 stop
SFO2:35 pmSan Francisco
$516
Find similar
Scandinavian Airlines
Oct 29
SFO6:00 pmSan Francisco
17h 50m
2 stops
LHR6:50 pmLondon Heathrow
Nov 24
LHR6:40 amLondon Heathrow
15h 55m
1 stop
SFO2:35 pmSan Francisco
$517
Find similar
Scandinavian Airlines
Oct 14
SFO7:40 pmSan Francisco
17h 55m
2 stops
LHR9:35 pmLondon Heathrow
Oct 28
LHR6:40 amLondon Heathrow
16h 30m
1 stop
SFO4:10 pmSan Francisco
$518
Find similar

Iberia flights from San Francisco to Cambridge

Our best Iberia deals on San Francisco to Cambridge flight tickets
Iberia
Aug 26
SFO2:26 pmSan Francisco
13h 49m
1 stop
LHR12:15 pmLondon Heathrow
Sep 3
LHR8:50 pmLondon Heathrow
28h 35m
1 stop
SFO5:25 pmSan Francisco
$621
Find similar
Iberia
Aug 26
SFO2:19 pmSan Francisco
16h 06m
1 stop
LHR2:25 pmLondon Heathrow
Sep 3
LHR8:50 pmLondon Heathrow
28h 35m
1 stop
SFO5:25 pmSan Francisco
$627
Find similar
Iberia
Aug 27
SFO7:00 amSan Francisco
18h 00m
1 stop
LHR9:00 amLondon Heathrow
Sep 15
LHR3:50 pmLondon Heathrow
32h 20m
1 stop
SFO4:10 pmSan Francisco
$632
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Cambridge that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated agosto 21, 2025.
Use the filters below to find and compare flights from San Francisco to Cambridge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

mar. 10/21

7:40 pm-9:35 pm

2 stops17h 55m

London Heathrow

jue. 11/6

6:40 am-2:35 pm

1 stop15h 55m

$516

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

mié. 10/29

6:00 pm-6:50 pm

2 stops17h 50m

London Heathrow

lun. 11/24

6:40 am-2:35 pm

1 stop15h 55m

$517

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

mar. 10/14

7:40 pm-9:35 pm

2 stops17h 55m

London Heathrow

mar. 10/28

6:40 am-4:10 pm

1 stop16h 30m

$518

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

mar. 9/30

10:22 am-8:10 am

1 stop13h 48m

London Gatwick

mié. 10/8

3:05 pm-11:28 pm

1 stop16h 23m

$610

San FranciscoLondon

SFO - LGW

SFOLGW

San Francisco

mié. 10/8

6:00 am-8:10 am

2 stops18h 10m

London Gatwick

mié. 10/22

3:05 pm-7:53 am

2 stops24h 48m

$614

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

mar. 9/23

2:40 pm-6:35 pm

1 stop19h 55m

London City

lun. 10/6

7:10 pm-12:40 pm

1 stop25h 30m

$684

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

lun. 9/29

2:40 pm-4:25 pm

1 stop17h 45m

London City

jue. 10/16

8:45 am-11:59 pm

2 stops23h 14m

$692

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

mar. 9/2

1:45 pm-4:40 pm

1 stop18h 55m

London City

mar. 9/16

10:00 am-11:45 am

1 stop33h 45m

$713

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

mar. 9/2

1:45 pm-7:40 pm

1 stop21h 55m

London City

mar. 9/16

8:10 pm-11:45 am

1 stop23h 35m

$714

San FranciscoLondon

SFO - LCY

SFOLCY

San Francisco

mié. 10/1

7:05 am-8:50 am

2 stops17h 45m

London City

mié. 10/8

5:50 pm-11:45 am

1 stop25h 55m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from San Francisco to Cambridge

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cambridge?

In general, October is the cheapest month to fly from San Francisco to Cambridge. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $646. If you’re not able to fly to Cambridge in October, then September is your next best option. Flight prices from San Francisco to Cambridge during September average around $659.

What is the cheapest San Francisco to Cambridge flight route?

Fly from San Francisco to London Heathrow for the best San Francisco - Cambridge flight prices

How far in advance should I book a flight to Cambridge?

You are more likely to see cheaper flights to Cambridge from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambridge for around $767 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambridge from San Francisco for as low as $697 on momondo.

What cabin class options are available on San Francisco to Cambridge flights?

There are 4 cabin classes available to choose from on San Francisco to Cambridge flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Cambridge flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Cambridge.

Cheap San Francisco to Cambridge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Cambridge

Fastest flight time

10h 10m

Direct flights

Every day

Airports in Cambridge

1 airport
The fastest flight from San Francisco to Cambridge takes 10h 10m
Direct flights go from San Francisco to Cambridge every day.
There is 1 airport near Cambridge: London Heathrow (LHR)
Search flight deals

  • When did momondo last update prices for flights from San Francisco Airport to Cambridge?

    Prices for flights from San Francisco Airport to Cambridge are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Cambridge?

  • How old do you have to be to fly from San Francisco Airport to Cambridge?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Cambridge.

  • What documentation or ID do you need to fly to Cambridge?

    The travel and health documents required for your trip to Cambridge can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cambridge. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco to Cambridge?

Best airlines flying from San Francisco to Cambridge

Compare and see reviews for airlines that fly from San Francisco to Cambridge with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $195Free CancellationRating
7.2
2,916 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom $336Free CancellationRating
7.4
1,471 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom $433Free CancellationRating
7.1
1,959 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $514Free CancellationRating
6.7
7,291 reviews
Search British Airways flights
DeltaPriceFrom $569Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $571Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
IberiaPriceFrom $572Free CancellationRating
7.0
2,884 reviews
Search Iberia flights
FinnairPriceFrom $573Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
American AirlinesPriceFrom $573Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LufthansaPriceFrom $574Free CancellationRating
6.8
7,344 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Cambridge?

It is quick and easy to find San Francisco to Cambridge flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cambridge that suits you.

Can I find flights from San Francisco to Cambridge with flexible booking policies on momondo?

Yes. All flights to Cambridge from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Cambridge?

Once you have performed a search for San Francisco to Cambridge flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Francisco to Cambridge right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Cambridge flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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